Area "B" Backfill Shall Be Granular Material Having A Minimum Sand Equivalent (SE) Of 20, Compacted To 90% Relative Compaction And Certified.
FOR TRENCHES ACROSS STREETS...
CITY OF PALMDALE...
Backfill And A.C. Repair Std. No.
Approved Bolt Thunderbird 1-9-91 M-6.1